contestada

Perform the given set operation. Let U = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10}. (Enter your answers as a comma-separated list. Enter EMPTY for the empty set.) {3, 4, 7} ∪ {4, 7, 8}

Respuesta :

Answer:

[tex]\{{3,4,7\}\cup \{4,7,8\} = \{3,4,7,8\}[/tex]

Step-by-step explanation:

Recall that if we have two set A, B its union consists of the set of the elements of both sets, omitting any repetition.

In this case we have A={3,4,7} and B = {4,7,8}. So

[tex] A\cup B = \{3,4,7,8\}[/tex]